Diff: main.cpp

Revision:

0:07193f134d3b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat May 09 14:47:26 2015 +0000
@@ -0,0 +1,303 @@
+#include "mbed.h"
+#include "N5110.h"
+
+//change this to alter tolerance of joystick direction
+#define DIRECTION_TOLERANCE 0.05
+
+Serial serial (USBTX,USBRX);               // TEST OF JOYSTICK
+N5110 lcd(p7, p8, p9, p10, p11, p13, p26); // N5110
+
+int printFlag = 0;      
+
+int Bird_X=5;           // define bird-x
+int Bird_Y=20;          // define bird-y
+
+int Wallup_x = 20;      //define UP wall-x
+int Wallup_y = 1;       //define UP wall-Y
+int Walldown_x = 60;    //define DOWN wall-x
+int Walldown_y = 20;    //define DOWN wall-Y
+
+//connections for button A nad button B
+InterruptIn buttonA(p29);
+InterruptIn buttonB(p28);
+
+//connections for buzzer
+PwmOut buzzer(p21);
+//Jigglypuff's Song
+float frequency[]= {440,659,554,440,492,554,600,554,494,554,440};
+float beat[]= {1,3,3,3,1,3,1.5,1,3,1.5,0.5};          // speed x 1 (just choose one)
+//float beat[]={2,6,6,6,2,6,3,2,6,3,1};               // speed x 2 (just choose one)
+//float beat[]={3,9,9,9,3,9,4.5,3,9,4.5,1.5};         // speed x 3 (just choose one)
+
+//connections for joystick
+AnalogIn xPot(p15);
+AnalogIn yPot(p16);
+
+//timer to regularly read the joystick
+Ticker pollJoystick;
+
+// create enumerated type (0,1,2,3 etc. for direction)
+// could be extended for diagonals etc.
+enum DirectionName {
+    UP,
+    DOWN,
+    LEFT,
+    RIGHT,
+    CENTRE,
+    UNKNOWN
+};
+
+// struct for Joystick
+typedef struct JoyStick Joystick;
+struct JoyStick {
+    float x;    // current x value
+    float x0;   // 'centred' x value
+    float y;    // current y value
+    float y0;   // 'centred' y value
+    int button; // button state (assume pull-down used, so 1 = pressed, 0 = unpressed)
+    DirectionName direction;  // current direction
+};
+// create struct variable
+Joystick joystick;
+
+// function prototypes
+void calibrateJoystick();
+void updateJoystick();
+
+// read default positions of the joystick to calibrate later readings
+void calibrateJoystick()
+{
+    //button.mode(PullDown);
+    // must not move during calibration
+    joystick.x0 = xPot;  // initial positions in the range 0.0 to 1.0 (0.5 if centred exactly)
+    joystick.y0 = yPot;
+}
+void updateJoystick()
+{
+    // read current joystick values relative to calibrated values (in range -0.5 to 0.5, 0.0 is centred)
+    joystick.x = xPot - joystick.x0;
+    joystick.y = yPot - joystick.y0;
+    // read button state
+    //joystick.button = button;
+    // calculate direction depending on x,y values
+    // tolerance allows a little lee-way in case joystick not exactly in the stated direction
+    if ( fabs(joystick.y) < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
+        joystick.direction = CENTRE;
+
+    } else if ( joystick.y > DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
+        joystick.direction = DOWN;
+        Bird_Y=Bird_Y+3; // The bird's down movement of Y-axis is 3 for each refresh time   [change the value here to change the value of joystick]
+
+    } else if ( joystick.y < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
+        joystick.direction = UP;
+        Bird_Y = Bird_Y-4; // The bird's up movement of Y-axis is 4 for each refresh time   [change the value here to change the value of joystick]
+
+    } else if ( joystick.x > DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
+        joystick.direction = RIGHT;
+
+    } else if ( joystick.x < DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
+        joystick.direction = LEFT;
+
+    } else {
+        joystick.direction = UNKNOWN;
+    }
+    printFlag = 1;
+}
+
+void Bird(int bird_x, int bird_y)   // Draw my bird
+{
+    for (int i=bird_y; i<=bird_y+5; i++) {
+        lcd.setPixel(bird_x,i);     // left line of bird's body
+        lcd.setPixel(bird_x+5,i);   // right line of bird's body
+    }
+
+    for (int j=bird_x+1; j<=bird_x+5; j++)
+
+    {
+        lcd.setPixel(j,bird_y);     // up line of bird's body
+        lcd.setPixel(j,bird_y+5);   // down line of bird's body
+    }
+
+    lcd.setPixel(bird_x+3,bird_y+2);// eye of bird
+
+    lcd.setPixel(bird_x-2,bird_y+3);// tail of bird
+    lcd.setPixel(bird_x-2,bird_y+4);
+    lcd.setPixel(bird_x-1,bird_y+4);
+
+    lcd.setPixel(bird_x+6,bird_y+3);// mouth of bird
+    lcd.setPixel(bird_x+6,bird_y+4);
+
+    lcd.refresh();
+}
+
+
+void Wall(int x, int y)         // Drow the wall
+{
+
+    for (int k=1; k<=100; k++) {                        // set the time of wall
+        for (int i=x; i<=x+8; i++) {                    // set teh width of wall      
+            for (int j=y; j<=y+28; j++) {               // set the high of wall
+                lcd.setPixel(80*k+i, j);                // present wall 
+//-------------------------when bird hit on the wall-----------------------
+                if (Bird_X == 80*k+i-6 && Bird_Y == j-3 ) {
+                    lcd.clear();
+                    lcd.printString("Game Over",15,2);
+                    lcd.refresh();
+                    wait(5.0);
+                }
+                
+                else if (Bird_X == 80*k+i-5 && Bird_Y == j ) {
+                    lcd.clear();
+                    lcd.printString("Game Over",15,2);
+                    lcd.refresh();
+                    wait(5.0);
+                }
+                
+                else if (Bird_X == 80*k+i-4 && Bird_Y == j ) {
+                    lcd.clear();
+                    lcd.printString("Game Over",15,2);
+                    lcd.refresh();
+                    wait(5.0);  
+                }
+                
+                else if (Bird_X == 80*k+i-3 && Bird_Y == j ) {
+                    lcd.clear();
+                    lcd.printString("Game Over",15,2);
+                    lcd.refresh();
+                    wait(5.0);
+                }
+                
+                else if (Bird_X == 80*k+i-2 && Bird_Y == j ) {
+                    lcd.clear();
+                    lcd.printString("Game Over",15,2);
+                    lcd.refresh();
+                    wait(5.0);
+                }
+                
+                else if (Bird_X == 80*k+i-1 && Bird_Y == j ) {
+                    lcd.clear();
+                    lcd.printString("Game Over",15,2);
+                    lcd.refresh();
+                    wait(5.0);
+                }
+                
+                else if (Bird_X == 80*k+i && Bird_Y == j ) {
+                    lcd.clear();
+                    lcd.printString("Game Over",15,2);
+                    lcd.refresh();
+                    wait(5.0);
+                }
+//-------------------------when bird hit on the wall-----------------------
+            }
+        }
+    }
+    lcd.refresh();
+}
+
+//------------------define button----------------------------------------------
+
+//Button A
+int buttonFlagA = 0;
+//Button B
+int buttonFlagB = 0;
+
+
+void buttonAPressed()
+{
+    buttonFlagA = 1;
+}
+
+
+void buttonBPressed()
+{
+    buttonFlagB = 1;
+}
+
+//------------------define button----------------------------------------------
+
+int main()
+{
+    lcd.init();
+
+    //present the bird
+    Bird(Bird_X , Bird_Y);
+
+    // square of the screen
+    lcd.drawLine(0,0,83,0,1);
+    lcd.drawLine(0,47,83,47,1);
+    lcd.drawLine(0,1,0,46,1);
+    lcd.drawLine(83,1,83,46,1);
+
+    // show the words of  "Flappy Bird"
+    lcd.printString("Flappy",26,2);
+    lcd.printString("Bird",32,4);
+
+    lcd.refresh();
+
+    // read the buzzer
+   for (int i= 0; i< (sizeof(frequency) / sizeof(int)); i++) {
+            buzzer.period(1.0 / frequency[i]);
+            buzzer.write(0.5);
+            wait(1.0 / beat[i]);
+            buzzer.write(0);
+            wait(0.05);
+        }
+    
+    calibrateJoystick();                                    // get centred values of joystick
+    pollJoystick.attach(&updateJoystick,1.0/10.0);          // read joystick 10 times per second
+
+    int speed = 0;  //change speed of wall down
+
+    buttonA.rise(&buttonAPressed);                          //buttonA rise
+    buttonB.rise(&buttonBPressed);                          //buttonB rise                       
+
+    while(1) {
+        
+        lcd.clear();
+//---------------------------------------bird hit on top and bottom--------------------------
+
+        if (Bird_Y <= -4) {
+            lcd.printString("Game Over",15,2);
+            lcd.refresh();
+        } else if (Bird_Y >= 42) {
+            lcd.printString("Game Over",15,2);
+            lcd.refresh();
+            wait(5);
+        }
+    else
+        {
+//---------------------------------------bird hit on top and bottom--------------------------
+
+//---------------------button to change the speed of the wall--------------------------------
+        
+
+            if (buttonFlagA==1) {
+                buttonFlagA=0;
+                speed--;
+                lcd.refresh();
+            }
+
+            if (buttonFlagB==1) {
+                buttonFlagB=0;
+                speed++;
+                lcd.refresh();
+            }
+
+//---------------------button to change the speed of the wall---------------------------------
+
+            lcd.drawLine(0,0,83,0,1);           //present the top line
+            lcd.drawLine(0,47,83,47,1);         //present the botton line
+
+            Bird_Y = Bird_Y + 2;
+            Bird(Bird_X,Bird_Y);                //present the bird
+
+            Wallup_x = Wallup_x + speed -1;     //up wall moving function
+            Walldown_x = Walldown_x + speed -1; //down wall moving function 
+            
+            Wall(Wallup_x, Wallup_y);           //draw the wall
+            Wall(Walldown_x, Walldown_y);       //draw the wall
+
+            wait(0.1);
+        }
+    }
+}